Refrigerator



FIG. 1 is a perspective view of a refrigerator showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof showing the state that the outside door of the lower-left part of the refrigerator has been opened.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a refrigerator, as shown and described. 